{"id":3472,"date":"2026-08-31T13:58:15","date_gmt":"2026-08-31T13:58:15","guid":{"rendered":"https:\/\/autolking.com\/index.php\/product\/relay-tester\/"},"modified":"2026-09-01T11:59:11","modified_gmt":"2026-09-01T11:59:11","slug":"relay-tester","status":"publish","type":"product","link":"https:\/\/autolking.com\/index.php\/product\/relay-tester\/","title":{"rendered":"Relay Tester"},"content":{"rendered":"

Professional Automotive Relay Tester<\/strong><\/p>\n

The Relay Tester<\/strong> is a compact diagnostic tool designed to quickly check the condition and operation of automotive relays. It can test common 4-pin and 5-pin relays<\/strong> by checking coil operation, contact switching, opening\/closing timing, and consistency during repeated cycles.<\/p>\n

Key Features<\/h3>\n
    \n
  • Quick Pass \/ Fail<\/strong> relay testing<\/li>\n
  • Supports common 4-pin and 5-pin automotive relays<\/strong><\/li>\n
  • Checks relay coil operation<\/li>\n
  • Checks contact opening and closing<\/li>\n
  • Detects inconsistent or intermittent relay operation<\/li>\n
  • Automatic relay testing on compatible models<\/li>\n
  • Green LED for OK \/ Pass<\/strong><\/li>\n
  • Red LED for Fault \/ Fail<\/strong><\/li>\n
  • Compact and portable design<\/li>\n
  • Easy plug-and-test operation<\/li>\n
  • Suitable for professional automotive workshops<\/li>\n<\/ul>\n

    Typical Specifications<\/h3>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n\n
    Specification<\/th>\nDetails<\/th>\n<\/tr>\n<\/thead>\n
    Product Type<\/td>\nAutomotive Relay Tester<\/td>\n<\/tr>\n
    Relay Type<\/td>\n4-Pin \/ 5-Pin<\/strong><\/td>\n<\/tr>\n
    System Voltage<\/td>\n12V<\/strong>*<\/td>\n<\/tr>\n
    Test<\/td>\nCoil & Contact Operation<\/td>\n<\/tr>\n
    Result<\/td>\nGreen \/ Red LED<\/td>\n<\/tr>\n
    Power Supply<\/td>\nVehicle Battery \/ Battery*<\/td>\n<\/tr>\n
    Application<\/td>\nAutomotive Electrical Diagnosis<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

    *Some advanced models support 12V and 24V<\/strong> relay systems.<\/p>\n

    Applications<\/h3>\n
      \n
    • Fuel pump relay testing<\/li>\n
    • Cooling fan relay testing<\/li>\n
    • Starter relay testing<\/li>\n
    • Headlight relay testing<\/li>\n
    • Horn relay testing<\/li>\n
    • AC compressor relay testing<\/li>\n
    • Automotive electrical troubleshooting<\/li>\n
    • Workshop electrical diagnosis<\/li>\n<\/ul>\n

      Why You’ll Like It<\/h3>\n

      Quickly identify faulty relays without replacing them unnecessarily, saving diagnostic time and reducing unnecessary parts replacement.<\/strong><\/p>\n

      Ideal For<\/h3>\n

      Auto Electricians ? Automotive Workshops ? Garages ? Diagnostic Centers ? Service Centers<\/strong><\/p>\n

      AUTOLKING Advantage<\/h3>\n

      Compact and reliable electrical testing equipment designed to help technicians identify faulty automotive relays quickly and confidently.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

      PRODUCT CODE:AK-WT-2-36<\/p>\n","protected":false},"featured_media":3456,"comment_status":"open","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false},"product_brand":[],"product_cat":[448,435,15],"product_tag":[],"class_list":{"0":"post-3472","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-all-tools-equipment","7":"product_cat-electrical-tools-machines","8":"product_cat-workshop-tools","10":"first","11":"instock","12":"sale","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"ams_default_variation_id":0,"ams_product_points_reward":[],"ams_product_discount_percentage":61.11,"ams_price_to_display":70,"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t